Home / 89,300.67-133,974.35-51,824.72

Finding the Fourth Proportional to 89,300.67, 133,974.35 and 51,824.72

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Solution

The fourth proportional to 89,300.67, 133,974.35 and 51,824.72 is: 77,750.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,300.67 : 133,974.35 = 51,824.72 : x
  2. Step 2: Convert to fraction form
    89,300.67/133,974.35 = 51,824.72/x
  3. Step 3: Cross multiply
    89,300.67x = 133,974.35 × 51,824.72
  4. Step 4: Simplify right side
    89,300.67x = 6,943,182,765.36
  5. Step 5: Solve for x
    x = 6,943,182,765.36/89,300.67
  6. Step 6: Final answer
    x = 77,750.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.